PICC (Peripherally Inserted Central Catheter) catheter chair

Abstract

The utility model relates to the technical field of medical supplies, in particular to a PICC (Peripherally Inserted Central Catheter) catheterization chair which comprises a chair back, a supporting plate is arranged on the chair back, is used for supporting arms of a patient, can move in the length direction of the chair back and has a supporting state, and the supporting plate supports the arms of the patient in the supporting state. When the supporting plate is in a supporting state, an included angle alpha is formed between the length direction of the supporting plate and the length direction of the chair back, and alpha is larger than or equal to 70 degrees and smaller than or equal to 90 degrees. In the application, the supporting plate can be conveniently adjusted to the arm of the patient, so that the supporting plate can conveniently support the arm of the patient, and during supporting, the included angle between the length direction of the supporting plate and the length direction of the chair back is 70-90 degrees, so that the arm of the patient is perpendicular to the trunk during PICC (Peripherally Inserted Central Catheter) catheterization, PICC catheterization is facilitated, and meanwhile, the supporting plate can be conveniently adjusted to the arm of the patient. The fatigue feeling of the patient is reduced, the comfort level of the patient is improved, and the condition that the patient stands or squats is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of medical supplies, in particular to a PICC catheter placement chair. Background Art

[0002] With the development of medical science and technology, the choice of infusion tools has become more and more diverse, and the use of peripherally inserted central venous catheters has also increased. PICC is mainly used for patients with long-term intravenous infusion, difficulty in establishing peripheral venous access, and infusion of corrosive drugs.

[0003] At present, when performing PICC catheterization, patients are usually required to place their arms flat on the table for treatment. Due to the differences in height among different patients, in order to place their arms flat on the table and ensure the smooth progress of PICC catheterization, some patients may need to sit on a stool, some patients may need to stand, and some patients may need to squat. The PICC catheterization procedure generally takes about 10 minutes, which will increase the fatigue of patients who stand or squat for a long time, especially for weak cancer patients. Standing or squatting for a long time will make the patients more tired.

[0004] Therefore, based on the above-mentioned shortcomings, there is an urgent need to design a PICC catheterization chair to improve the convenience of PICC catheterization. Utility Model Content

[0005] The purpose of the utility model is to provide a PICC catheter placement chair to solve the above-mentioned deficiencies existing in the current PICC catheter placement operation process.

[0006] In order to achieve the above-mentioned invention object, the utility model provides the following technical solutions:

[0007] A PICC catheter placement chair, comprising a chair back, wherein a support plate is arranged on the chair back, wherein the support plate is used to support the patient's arm, and the support plate can move along the length direction of the chair back, wherein the support plate has a supporting state, wherein the support plate supports the patient's arm, and when the support plate is in the supporting state, an angle α is formed between the length direction of the support plate and the length direction of the chair back, and 70°≤α≤90°

[0008] As a preferred technical solution of the present application, a first accommodating cavity is provided in the chair back, and a first slide groove and a slider are provided on the chair back, the slider slides along the first slide groove, and the slider is rotatably connected to the support plate;

[0009] After the support plate rotates relative to the slider, the angle between the length direction of the support plate and the length direction of the chair back is adjusted;

[0010] And the support plate can be received in the first accommodating cavity.

[0011] As a preferred technical solution of the present application, a limiting groove is provided on the slider, the support plate includes a support plate body and a connecting rod, the support plate body is connected to the connecting rod, the support plate body is used to support the patient's arm, the connecting rod is used to be rotatably connected to the slider, and the connecting rod is located in the limiting groove, and the limiting groove is used to limit the rotation angle of the connecting rod when rotating relative to the slider, so that the rotation angle range of the connecting rod when rotating relative to the slider is 0°-90 degrees;

[0012] When the rotation angle is 0°, the support plate is received in the first accommodation cavity;

[0013] When the rotation angle is 90°, the length direction of the support plate is perpendicular to the length direction of the chair back.

[0014] As a preferred technical solution of the present application, the connecting rod is rotatably connected to the support plate body, and the rotation axis of the support plate body when the support plate body rotates relative to the connecting rod is parallel to the length direction of the support plate body.

[0015] As a preferred technical solution of the present application, a soft cushion is provided on the support plate, the soft cushion is elastic, the soft cushion is used to contact the patient's arm, and the soft cushion has a concave structure.

[0016] As a preferred technical solution of the present application, a wrist strap fastener is also provided on the support plate, and the wrist strap fastener is used to fix the patient's wrist.

[0017] As a preferred technical solution of the present application, the wristband fastener is a fixing rope, which is tied to the patient's wrist; or, the wristband fastener is an adhesive tape, on which a Velcro mother patch and a Velcro child patch are provided, and the Velcro mother patch and the Velcro child patch are fitted together to make the adhesive tape into a ring structure, and to make the adhesive tape in the ring structure fix the patient's wrist.

[0018] As a preferred technical solution of the present application, the PICC catheter placement chair also includes a seat plate, which is used to support the patient's lower limbs, and an adjustment device is provided on the seat plate, which is used to adjust the height of the chair back relative to the seat plate.

[0019] As the priority technical solution of the present application, the adjusting device includes a motor and a gear arranged on the output shaft of the motor, a second slide groove is arranged on the seat plate, the second slide groove cooperates with the chair back and enables the chair back to move along the second slide groove, and a rack is arranged on the chair back, the length direction of the rack is in the same direction as the length direction of the chair back, and the rack is meshed with the gear; the gear is used to drive the rack to move and adjust the height of the chair back relative to the seat plate.

[0020] As a preferred technical solution of the present application, an armrest box is provided on the side of the seat plate, a second accommodating cavity is provided in the armrest box, an instrument table is provided in the second accommodating cavity, and the instrument table can be pulled out from the second accommodating cavity. After the instrument table is pulled out from the second accommodating cavity, the instrument table is used to place items used for PICC catheterization and / or a B-ultrasound machine.

[0021] As a preferred technical solution of the present application, the motor is equipped with a button for controlling the forward and reverse rotation of the motor, and the button is located on the side of the armrest box.

[0022] As a preferred technical solution of the present application, the instrument table is connected with a telescopic device, and the telescopic device is used to adjust the height of the instrument table;

[0023] The telescopic device comprises a first telescopic rod, a second telescopic rod and a connecting seat, wherein the first telescopic rod is fixed in the armrest box, the second telescopic rod is connected to the connecting seat, the connecting seat is rotatably connected to the instrument table, and a stop bar is arranged on the connecting seat, after the instrument table is vertically pulled out of the armrest box and flipped over, the instrument table abuts against the stop bar and makes the instrument table horizontal;

[0024] The first telescopic rod and the second telescopic rod are sleeved, and a rotating member is provided on the first telescopic rod. The rotating member is threadedly matched with the first telescopic rod. By rotating the rotating member, the first telescopic rod squeezes the side wall of the second telescopic rod, so that the rotating member cooperates with the first telescopic rod to fix the relative position of the first telescopic rod and the second telescopic rod.

[0025] As a preferred technical solution of the present application, a third accommodating cavity is further provided in the armrest box, and a side panel is accommodated in the third accommodating cavity. After the side panel is pulled out from the third accommodating cavity, it is used to support the patient's arm that is not punctured.

[0026] As a priority technical solution of the present application, the PICC catheter placement chair also includes a leg rest, which is used to support the patient's calf, and a sharps box is also provided on the side of the leg rest, which is used to accommodate the guide wire.

[0027] Compared with the prior art, the utility model has the following beneficial effects:

[0028] 1. In the present application, the patient lies on the PICC catheter placement chair, and the patient's back leans against the chair back. When patients of different heights lean on the chair back, the area on the chair back corresponding to the patient's arm is different. By moving the support plate along the length direction of the chair back, it is convenient to adjust the support plate to the patient's arm, so that the support plate can support the patient's arm. When supporting, the angle between the length direction of the support plate and the length direction of the chair back is between 70° and 90°, so that when performing PICC catheter placement, the patient's arm is perpendicular to the torso, which is convenient for PICC catheter placement. At the same time, it reduces the patient's fatigue, improves the patient's comfort, and avoids the patient standing or squatting.

[0029] 2. Furthermore, by rotatably connecting the connecting rod to the support plate body, when the support plate body supports the patient's arm, it is convenient for the patient's arm to rotate along the central axis of the patient's arm, which is convenient for medical staff to puncture the target blood vessel, thereby improving the convenience of medical staff during puncture;

[0030] 3. Furthermore, by providing a soft cushion, the risk of the patient's arm being crushed can be reduced, and the comfort of the patient's arm can be improved. At the same time, the soft cushion with a concave structure can improve the stability of the arm placed on the support plate body;

[0031] 4. Furthermore, by providing a wristband fixer, it is convenient to fix the patient's wrist, thereby effectively preventing the patient's arm from being displaced during the PICC catheterization process;

[0032] 5. Furthermore, by providing an adjustment device to adjust the height of the chair back relative to the seat plate, the chair back can be more suitable for patients of different heights by adjusting the height of the chair back relative to the seat plate, thereby further improving the comfort of the patients;

[0033] 6. Furthermore, the setting of the instrument table facilitates the placement of items used for PICC catheterization and a B-ultrasound machine during the PICC catheterization process, thereby further ensuring the smooth progress and convenience of PICC catheterization, and the instrument table can be stored in the second accommodating cavity, so that the instrument table can be hidden when it is not needed;

[0034] 7. Furthermore, by providing a telescopic device, it is convenient to adjust the height of the instrument table. At the same time, when the instrument table is horizontal, the instrument table can be rotated around the central axis of the first telescopic rod, so as to facilitate the adjustment of the position of the instrument table. When the instrument table supports items used for PICC catheterization and a B-ultrasound machine, the position of the instrument table can be adjusted to reduce the obstruction of the instrument table to medical staff.

[0035] Furthermore, by providing a side panel and a third accommodating cavity, after the side panel is pulled out from the third accommodating cavity, the side panel can conveniently support the patient's arm that is not undergoing puncture, thereby improving the patient's comfort during puncture. At the same time, the third accommodating cavity facilitates the storage and hiding of the side panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] Figure 1 This is a structural schematic diagram of one implementation of a PICC catheter placement chair of the present application;

[0037] Figure 2 This is a structural schematic diagram of another perspective of one embodiment of a PICC catheter placement chair of the present application;

[0038] Figure 3 This is a partial structural schematic diagram of one embodiment of a PICC catheter placement chair of the present application;

[0039] Figure 4 This is a partial structural schematic diagram of another implementation of a PICC catheter placement chair of the present application;

[0040] Figure 5 This is a structural schematic diagram of a first telescopic rod in one embodiment of a PICC catheter placement chair of the present application;

[0041] Figure 6 A schematic diagram of a partial structure of one embodiment of a PICC catheter placement chair of the present application from another perspective;

[0042] Figure 7 This is a partial cross-sectional structural schematic diagram of an adjustment device in one embodiment of a PICC catheter placement chair of the present application;

[0043] Markings in the figure: 1-chair back, 2-support plate, 3-first accommodating cavity, 4-first slide groove, 5-slider, 6-limiting groove, 7-support plate body, 8-connecting rod, 9-cushion, 10-wrist strap holder, 11-Velcro mother sticker, 12-Velcro sub-sticker, 13-seat plate, 14-adjustment device, 15-motor, 16-gear, 17-second slide groove, 18-rack, 19-armrest box, 20-second accommodating cavity, 21-instrument table, 22-button, 23-telescopic device, 24-first telescopic rod, 25-second telescopic rod, 26-connecting seat, 27-stop bar, 28-rotating member, 29-third accommodating cavity, 30-side panel, 31-leg rest, 32-sharp instrument box. DETAILED DESCRIPTION

[0044] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.

[0045] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0046] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0047] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0048] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "upper", "lower", etc. is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the invention product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0049] Example 1: See Figure 1-6 As shown,

[0050] The present embodiment provides a PICC catheter placement chair, comprising a chair back 1, on which a support plate 2 is arranged, the support plate 2 is used to support the patient's arm, and the support plate 2 can move along the length direction of the chair back 1, the support plate 2 has a supporting state, and the supporting state is that the support plate 2 supports the patient's arm, when the support plate 2 is in the supporting state, the length direction of the support plate 2 and the length direction of the chair back 1 have an angle α, and 70°≤α≤90°

[0051] In the present application, the patient lies on the PICC catheter placement chair with the patient's back against the chair back 1. When patients of different heights lean on the chair back 1, the areas on the chair back 1 corresponding to the patient's arms are different. By moving the support plate 2 along the length direction of the chair back 1, it is convenient to adjust the support plate 2 to the patient's arm, so that the support plate 2 can support the patient's arm. When supporting, the angle between the length direction of the support plate 2 and the length direction of the chair back 1 is between 70° and 90°, so that when performing PICC catheter placement, the patient's arm is perpendicular to the torso, which is convenient for PICC catheter placement. At the same time, it reduces the patient's fatigue, improves the patient's comfort, and avoids the patient standing or squatting.

[0052] As a preferred embodiment, on the basis of the above-mentioned manner, further, a first accommodating cavity 3 is provided in the chair back 1, and a first slide groove 4 and a slider 5 are provided on the chair back 1, the slider 5 slides along the first slide groove 4, and the slider 5 is rotatably connected to the support plate 2;

[0053] After the support plate 2 rotates relative to the slider 5, it is used to adjust the angle between the length direction of the support plate 2 and the length direction of the chair back 1;

[0054] Furthermore, the support plate 2 can be received in the first accommodating cavity 3 .

[0055] Furthermore, by setting up the first accommodating cavity 3, it is convenient to store the support plate 2. At the same time, the setting of the first slide groove 4 and the slider 5 makes it convenient to move the support plate 2 along the length direction of the chair back 1. It is also convenient to pull the support plate 2 out of the first accommodating cavity 3 after rotating relative to the slider 5, thereby facilitating the support of the patient's arm.

[0056] As a preferred embodiment, on the basis of the above-mentioned manner, further, a limiting groove 6 is provided on the slider 5, the support plate 2 includes a support plate body 7 and a connecting rod 8, the support plate body 7 is connected to the connecting rod 8, the support plate body 7 is used to support the patient's arm, the connecting rod 8 is used to be rotatably connected to the slider 5, and the connecting rod 8 is located in the limiting groove 6, and the limiting groove 6 is used to limit the rotation angle of the connecting rod 8 when it rotates relative to the slider 5, so that the rotation angle range of the connecting rod 8 when it rotates relative to the slider 5 is 0°-90 degrees;

[0057] When the rotation angle is 0°, the support plate 2 is received in the first accommodation cavity 3;

[0058] When the rotation angle is 90°, the length direction of the support plate 2 is perpendicular to the length direction of the chair back 1 .

[0059] By setting the limit groove 6, it is convenient to limit the rotation angle of the support plate 2 relative to the slider 5, so that when the support plate 2 supports the patient's arm, the stability of the position of the support plate 2 can be improved so that the patient's arm and torso can remain vertical for a long time.

[0060] As a preferred embodiment, based on the above method, further, the connecting rod 8 is rotatably connected to the support plate body 7, and the rotation axis of the support plate body 7 when the support plate body 7 rotates relative to the connecting rod 8 is parallel to the length direction of the support plate body 7.

[0061] Furthermore, by rotatably connecting the connecting rod 8 to the support plate body 7, when the support plate body 7 supports the patient's arm, it is convenient for the patient's arm to rotate along the central axis of the patient's arm, making it convenient for medical staff to puncture the target blood vessel, thereby improving the convenience of medical staff during puncture.

[0062] As a preferred embodiment, based on the above-mentioned manner, further, a cushion 9 is provided on the support plate 2, the cushion 9 is elastic, the cushion 9 is used to contact with the patient's arm, and the cushion 9 is a concave structure.

[0063] Furthermore, by providing the soft pad 9, the risk of the patient's arm being crushed can be reduced, and the comfort of the patient's arm can be improved. At the same time, the soft pad 9 with a concave structure can improve the stability of the arm placed on the support plate body 7.

[0064] As a preferred embodiment, on the basis of the above-mentioned manner, further, a wristband fixer 10 is provided on the support plate 2, and the wristband fixer 10 is used to fix the patient's wrist.

[0065] Furthermore, by providing the wristband fixer 10, it is convenient to fix the patient's wrist, thereby effectively preventing the displacement of the patient's arm during the PICC catheterization process.

[0066] As a preferred embodiment, on the basis of the above-mentioned method, further, the wristband fastener 10 is a fixing rope, and the fixing rope is tied to the patient's wrist; or, the wristband fastener 10 is an adhesive tape, and the adhesive tape is provided with a Velcro mother patch 11 and a Velcro child patch 12, and the Velcro mother patch 11 and the Velcro child patch 12 are fitted together to make the adhesive tape into a ring structure, and the adhesive tape in the ring structure is fixed to the patient's wrist.

[0067] Furthermore, by providing a fixing rope or a Velcro mother patch 11 and a Velcro child patch 12, the convenience of fixing the wrist is further improved, and it is convenient to fix the patient's wrist repeatedly.

[0068] Example 2: See Figure 1 , Figure 2 and Figure 5-7 As shown,

[0069] In terms of the technical solution of the second embodiment, further, the PICC catheter placement chair also includes a seat plate 13, which is used to support the patient's lower limbs, and an adjustment device 14 is provided on the seat plate 13, and the adjustment device 14 is used to adjust the height of the chair back 1 relative to the seat plate 13.

[0070] Furthermore, by providing an adjustment device 14 to adjust the height of the chair back 1 relative to the seat plate 13, the chair back 1 can be more suitable for patients of different heights by adjusting the height of the chair back 1 relative to the seat plate 13, thereby further improving the comfort of the patients.

[0071] As a preferred embodiment, on the basis of the above method, further, the adjusting device 14 includes a motor 15 and a gear 16 arranged on the output shaft of the motor 15, and a second slide groove 17 is arranged on the seat plate 13, and the second slide groove 17 cooperates with the chair back 1, and makes the chair back 1 move along the second slide groove 17, and a rack 18 is arranged on the chair back 1, and the length direction of the rack 18 is the same as the length direction of the chair back 1, and the rack 18 is meshed with the gear 16; the gear 16 is used to drive the rack 18 to move and adjust the height of the chair back 1 relative to the seat plate 13.

[0072] Furthermore, by controlling the forward and reverse rotation of the motor 15, the motor 15 drives the gear 16 to rotate forward and reverse, so that the gear 16 drives the rack 18 to move in different directions, thereby facilitating the raising and lowering of the chair back 1, thereby improving the convenience of adjusting the height of the chair back 1.

[0073] As a preferred embodiment, on the basis of the above-mentioned manner, further, an armrest box 19 is provided on the side of the seat plate 13, a second accommodating cavity 20 is provided in the armrest box 19, an instrument table 21 is provided in the second accommodating cavity 20, and the instrument table 21 can be pulled out from the second accommodating cavity 20. After the instrument table 21 is pulled out from the second accommodating cavity 20, the instrument table 21 is used to place items used for PICC catheterization and / or a B-ultrasound machine.

[0074] Furthermore, the provision of the instrument table 21 facilitates the placement of items used for PICC catheterization and a B-ultrasound machine during the PICC catheterization process, thereby further ensuring the smooth progress and convenience of PICC catheterization, and the instrument table 21 can be stored in the second accommodating cavity 20, so that the instrument table 21 can be conveniently hidden when it is not needed.

[0075] Furthermore, the motor 15 is equipped with a button 22 , and the button 22 is used to control the forward and reverse rotation of the motor 15 , and the button 22 is located on the side of the armrest box 19 .

[0076] As a preferred embodiment, on the basis of the above-mentioned manner, further, the instrument table 21 is connected with a telescopic device 23, and the telescopic device 23 is used to adjust the height of the instrument table 21;

[0077] The telescopic device 23 includes a first telescopic rod 24, a second telescopic rod 25 and a connecting seat 26. The first telescopic rod 24 is fixed in the armrest box 19. The second telescopic rod 25 is connected to the connecting seat 26. The connecting seat 26 is rotatably connected to the instrument table 21, and a stop bar 27 is provided on the connecting seat 26. After the instrument table 21 is vertically drawn out of the armrest box 19 and flipped over, the instrument table 21 abuts against the stop bar 27 and makes the instrument table 21 horizontal.

[0078] The first telescopic rod 24 and the second telescopic rod 25 are sleeved together, and a rotating member 28 is provided on the first telescopic rod 24. The rotating member 28 is threadedly matched with the first telescopic rod 24. By rotating the rotating member 28, the first telescopic rod 24 squeezes the side wall of the second telescopic rod 25, so that the rotating member 28 cooperates with the first telescopic rod 24 to fix the relative position of the first telescopic rod 24 and the second telescopic rod 25.

[0079] Furthermore, by providing the telescopic device 23, it is convenient to adjust the height of the instrument table 21. At the same time, when the instrument table 21 is horizontal, the instrument table 21 can be rotated around the central axis of the first telescopic rod 24, so as to facilitate the adjustment of the position of the instrument table 21. When the instrument table 21 supports the items used for PICC catheterization and the B-ultrasound machine, the position of the instrument table 21 can be adjusted to reduce the obstruction of the instrument table 21 to the medical staff; and the area on the first telescopic rod 24 that cooperates with the rotating member 28 is provided with an opening, and the opening forms a plurality of sheet structures with gaps at the end of the first telescopic rod 24, and the inner diameters of the rotating member 28 along the length direction are different, so that when the rotating member 28 is rotated, the inner wall of the rotating member 28 can squeeze the first telescopic rod 24, and the opening is gradually reduced, so that the first telescopic rod 24 squeezes the second telescopic rod 25, so that the relative positions of the first telescopic rod 24 and the second telescopic rod 25 are fixed.

[0080] Example 3: See Figure 1 , Figure 2 and Figure 5 As shown,

[0081] In terms of the technical solution of the second embodiment, further, a third accommodating chamber 29 is provided in the armrest box 19, and a side panel 30 is accommodated in the third accommodating chamber 29. After the side panel 30 is pulled out from the third accommodating chamber 29, it is used to support the patient's arm that is not punctured.

[0082] Furthermore, by providing the side panel 30 and the third accommodating cavity 29, after the side panel 30 is pulled out from the third accommodating cavity 29, the side panel 30 can support the patient's arm that is not undergoing puncture, thereby improving the patient's comfort during puncture. At the same time, the third storage cavity facilitates the storage and hiding of the side panel 30.

[0083] Furthermore, the way in which the side panel 30 is pulled out and stored from the third accommodating chamber 29 is the same as the way in which the high-speed railway table top is pulled out from the armrest in the prior art, which belongs to the prior art and will not be described in detail here.

[0084] As a preferred embodiment, on the basis of the above-mentioned manner, further, the PICC catheter placement chair also includes a leg rest 31, and the leg rest 31 is used to support the patient's calf, and a sharps box 32 is also provided on the side of the leg rest 31, and the sharps box 32 is used to accommodate the guide wire.

[0085] As a preferred embodiment, on the basis of the above-mentioned manner, further, the support plate 2, the instrument table 21 and the side plate 30 are each provided with two, and are arranged on both sides of the PICC catheter placement chair.

[0086] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the invention are included in the scope of the claims of the present invention.

Claims

1. A PICC catheter placement chair, characterized in that: The invention comprises a chair back, on which a support plate is arranged, wherein the support plate is used to support the patient's arm, and the support plate can move along the length direction of the chair back, and the support plate has a supporting state, in which the support plate supports the patient's arm, and when the support plate is in the supporting state, an angle α is formed between the length direction of the support plate and the length direction of the chair back, and 70°≤α≤90°.

2. A PICC placement chair as claimed in claim 1, characterized in that: A first accommodating cavity is provided in the chair back, and a first slide groove and a slider are provided on the chair back, the slider slides along the first slide groove, and the slider is rotatably connected to the support plate; After the support plate rotates relative to the slider, the angle between the length direction of the support plate and the length direction of the chair back is adjusted; And the support plate can be received in the first accommodating cavity.

3. A PICC placement chair as claimed in claim 2, characterized in that: A limiting groove is provided on the slider, the support plate comprises a support plate body and a connecting rod, the support plate body is connected to the connecting rod, the support plate body is used to support the patient's arm, the connecting rod is used to be rotatably connected to the slider, and the connecting rod is located in the limiting groove, and the limiting groove is used to limit the rotation angle of the connecting rod when rotating relative to the slider, so that the rotation angle range of the connecting rod when rotating relative to the slider is 0°-90 degrees; When the rotation angle is 0°, the support plate is received in the first accommodation cavity; When the rotation angle is 90°, the length direction of the support plate is perpendicular to the length direction of the chair back.

4. A PICC placement chair as claimed in claim 3, characterized in that: The connecting rod is rotatably connected to the support plate body, and the rotation axis of the support plate body when the support plate body rotates relative to the connecting rod is parallel to the length direction of the support plate body.

5. The PICC placement chair according to claim 1, characterized in that: The support plate is provided with a soft cushion, the soft cushion is elastic, the soft cushion is used to contact with the patient's arm, and the soft cushion is in a concave structure.

6. The PICC placement chair according to claim 1, characterized in that: The support plate is also provided with a wrist strap fixer, and the wrist strap fixer is used to fix the patient's wrist.

7. A PICC placement chair as claimed in claim 6, characterized in that: The wristband fixer is a fixing rope, which is tied to the patient's wrist; or, the wristband fixer is an adhesive tape, on which a Velcro mother patch and a Velcro child patch are provided, and the Velcro mother patch and the Velcro child patch are attached to make the adhesive tape form a ring structure, and the adhesive tape in the ring structure fixes the patient's wrist.

8. A PICC placement chair according to any one of claims 1 to 7, characterized in that: The PICC catheter placement chair also includes a seat plate, which is used to support the patient's lower limbs, and an adjustment device is provided on the seat plate, and the adjustment device is used to adjust the height of the chair back relative to the seat plate.

9. A PICC placement chair as claimed in claim 8, characterized in that: The adjusting device includes a motor and a gear arranged on the output shaft of the motor, a second slide groove is arranged on the seat plate, the second slide groove cooperates with the chair back and enables the chair back to move along the second slide groove, and a rack is arranged on the chair back, the length direction of the rack is in the same direction as the length direction of the chair back, and the rack is meshed with the gear; the gear is used to drive the rack to move and adjust the height of the chair back relative to the seat plate.

10. The PICC placement chair according to claim 9, characterized in that: An armrest box is provided on the side of the seat plate, a second accommodating chamber is provided in the armrest box, an instrument table is provided in the second accommodating chamber, and the instrument table can be drawn out from the second accommodating chamber. After the instrument table is drawn out from the second accommodating chamber, the instrument table is used to place items used for PICC catheterization and / or a B-ultrasound machine; The instrument table is connected to a telescopic device, and the telescopic device is used to adjust the height of the instrument table; The telescopic device comprises a first telescopic rod, a second telescopic rod and a connecting seat, wherein the first telescopic rod is fixed in the armrest box, the second telescopic rod is connected to the connecting seat, the connecting seat is rotatably connected to the instrument table, and a stop bar is arranged on the connecting seat, after the instrument table is vertically pulled out of the armrest box and flipped over, the instrument table abuts against the stop bar and makes the instrument table horizontal; The first telescopic rod and the second telescopic rod are sleeved, and a rotating member is provided on the first telescopic rod, and the rotating member is threadedly matched with the first telescopic rod. By rotating the rotating member, the first telescopic rod squeezes the side wall of the second telescopic rod, so that the rotating member cooperates with the first telescopic rod to fix the relative position of the first telescopic rod and the second telescopic rod; A third accommodating cavity is also provided in the armrest box, and a side plate is stored in the third accommodating cavity. After the side plate is pulled out from the third accommodating cavity, it is used to support the patient's arm that is not punctured; The PICC catheter placement chair also includes a leg rest, which is used to support the patient's calf, and a sharps box is also provided on the side of the leg rest, which is used to accommodate the guide wire.

Images